<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
  <meta charset="UTF-8">
  <title>文件上传</title>

  <meta name="renderer" content="webkit">
  <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
  <meta name="viewport"
        content="width=device-width,user-scalable=yes, minimum-scale=0.4, initial-scale=0.8,target-densitydpi=low-dpi"/>
  <link rel="shortcut icon" href="/favicon.ico" type="image/x-icon"/>
  <link rel="stylesheet" href="../../static/css/font.css" th:href="@{/css/font.css}">
  <link rel="stylesheet" href="../../static/css/xadmin.css" th:href="@{/css/xadmin.css}">
  <script src="../../static/js/jquery-3.2.1.min.js" type="text/javascript"
          th:src="@{/js/jquery-3.2.1.min.js}"></script>
  <script src="../../static/js/vue.js" type="text/javascript" th:src="@{/js/vue.js}"></script>
  <script src="../../static/lib/layui/layui.js" charset="utf-8" th:src="@{/lib/layui/layui.js}"></script>
  <script type="text/javascript" src="../../static/js/xadmin.js" th:src="@{/js/xadmin.js}"></script>
</head>
<body>

<div class="layui-upload">
  <button type="button" class="layui-btn layui-btn-normal" id="testList">选择多文件</button>
  <div class="layui-upload-list">
    <table class="layui-table">
      <thead>
      <tr><th>文件名</th>
        <th>大小</th>
        <th>状态</th>
        <th>预览</th>
        <th>操作</th>
      </tr></thead>
      <tbody id="demoList"></tbody>
    </table>
  </div>
  <button type="button" class="layui-btn" id="testListAction">开始上传</button>
</div>


<script>
  layui.use(['upload','layer'], function(){
    var $ = layui.jquery,
            layer = layui.layer//独立版的layer无需执行这一句
            ,upload = layui.upload;
    //多文件列表示例
    var demoListView = $('#demoList')
            ,uploadListIns = upload.render({
      elem: '#testList'
      ,url: '/upload2' //改成您自己的上传接口
      ,accept: 'file'
      ,multiple: true
      ,auto: false
      ,bindAction: '#testListAction'
      ,choose: function(obj){
        var files = this.files = obj.pushFile(); //将每次选择的文件追加到文件队列
        //读取本地文件
        obj.preview(function(index, file, result){
          var tr = $(['<tr id="upload-'+ index +'">'
            ,'<td>'+ file.name +'</td>'
            ,'<td>'+ (file.size/1024).toFixed(1) +'kb</td>'
            ,'<td>等待上传</td>'
            ,'<td>'
            ,'<img src="'+ result +'" alt="'+ file.name +'" class="layui-upload-img">'
            ,'</td>'
            ,'<td>'
            ,'<button class="layui-btn layui-btn-xs demo-reload layui-hide">重传</button>'
            ,'<button class="layui-btn layui-btn-xs layui-btn-danger demo-delete">删除</button>'
            ,'</td>'
            ,'</tr>'].join(''));

          //单个重传
          tr.find('.demo-reload').on('click', function(){
            obj.upload(index, file);
          });

          //删除
          tr.find('.demo-delete').on('click', function(){
            delete files[index]; //删除对应的文件
            tr.remove();
            uploadListIns.config.elem.next()[0].value = ''; //清空 input file 值，以免删除后出现同名文件不可选
          });

          demoListView.append(tr);
        });
      }
      ,done: function(res, index, upload){
        //alert(res.msg)
        console.log(res.code)
        if(res.code==0){ //上传成功,这里的code为后台响应的code
          var tr = demoListView.find('tr#upload-'+ index)
                  ,tds = tr.children();
          tds.eq(2).html('<span style="color: #5FB878;">上传成功</span>');

          return delete this.files[index]; //删除文件队列已经上传成功的文件
        }
        if(res.code==1){ //批量插入成功,这里的code为后台响应的code
          var tr = demoListView.find('tr#upload-'+ index)
                  ,tds = tr.children();
          tds.eq(2).html('<span style="color: #5FB878;">批量插入成功</span>');

          return delete this.files[index]; //删除文件队列已经上传成功的文件
        }
        if(res.code==-1){ //批量插入失败,这里的code为后台响应的code
          var tr = demoListView.find('tr#upload-'+ index)
                  ,tds = tr.children();
          tds.eq(2).html('<span style="color: #f3815d;">批量插入失败</span>');
          tds.eq(4).find('.demo-reload').removeClass('layui-hide'); //显示重传
        }
        this.error(index, upload);
      }
      ,error: function(res,index, upload){
        var tr = demoListView.find('tr#upload-'+ index)
                ,tds = tr.children();

          tds.eq(2).html('<span style="color: #f3815d;">上传失败</span>');



        tds.eq(4).find('.demo-reload').removeClass('layui-hide'); //显示重传
      }
    });
//由于是动态添加，所以要先找到这这节点，在对其进行操作
    $("#demoList").on("click", 'img', function(){

      var imgSrc=$(this).attr('src');
      var alt=$(this).attr('alt');
      layer.open({
        type:1
        ,title:false
        ,closeBtn:0
        ,skin:'layui-layer-nobg'
        ,shadeClose:true
        ,content:'<img  src="'+imgSrc+'" height="400px"; width="100%";/>'
        ,scrollbar:false
      })
    });
  });

</script>

</body>
</html>